Beginners - C++ Forum - January 2012 (Page 18)

i am trying to make a type from one class carry over to another class and dont know how. i need to get "Hero player" into my Battle class so it can process the ...

[4 replies] Last: why your header don't have include guard? TIP: #ifndef HEADER_NAME ... (by codekiddy)

by seppel

Constructor Syntax

Having defined a class A with several constructors and a default constructor the statement A a( x ); calls the corresponding constructor, given it is defined,...

[8 replies] Last: Users.Peter87.Respect++; Wazzak (by closed account zb0S216C)

by jpm61704

double definition help

hello, i am getting a compile error for my program, i have been getting this error fairly frequently. Main.cpp||In function 'int main()':| Main.cpp|5|warnin...

[2 replies] Last: thx (by jpm61704)

by anonymized

Doubt in pointers

I have been told that following 2 statements are equivalent: a = 0; *(a + 5) = 0; Where a is declared as an array of integers. But then i think about...

[2 replies] Last: yep. I just printed the addresses and understood. Doubt solved! :) (by anonymized)

by ausairman

question about scoping and performance

I don't really understand caching as well as I would like, but as I understand it, it's good practice to scope variables to only exist within the range that the...

[6 replies] Last: I would like to see some proofs that it does affect performance at all... (by Peter87)

by detroit

Templates..

Hi everyone, I have an code to write about 3 containes using templates(for different data types). But I am having a hard time grasping the logic on how to...

[4 replies] Last: It's hard to understand what you mean, Detroit. The whole idea of te... (by closed account zb0S216C)

by biplav17

Problem with comparing arrays

I am trying to compare two arrays and see how many are same and in same position. Also, see how many are same but in not same position. I dont know why but my ...

[3 replies] Last: the code was only created here. I did not give my actual code because ... (by biplav17)

by hunkeelin

Got a quick question on while loop.

let's say there's an array of 1 by 12 Bruce = (1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4) i want to write a while loop that will display the column number whenever t...

[1 reply] : for (int i=1; i<12; i++) { if (Bruce != Bruce [i-1]) { cout << ... (by Moschops)

by jzp253

Multiple Defintions (1,2)

Everything compiles fine but it wont run because of multiple defintions here is my codes. main,cpp #include <iostream> #include <string> #include "inn.h"...

[30 replies] Last: globals.h extern int PlayerChoice, e, E; extern char UserName ; Pu... (by Moschops)

by jack3410

error: expected unqualified-id before '{' token

// // Conversion - Program to convert temperture from // Celsius degrees into Fahrenheit: // Fahrenheit = Celsius * (212 - 32)/10...

[2 replies] Last: Hi, there is a couple of mistakes in your code: 1.) You placed "{" be... (by ssegota)

by tw3tye

SDL_Rect to string?

i have created "rect2.x" set it "x = 10" "y = 10" and im trying to display it in text to get you the idea what i want: string text = rect2.x + " " + rect2....

[2 replies] Last: Thx much. (by tw3tye)

by sourena

shared dll

hi i have created .dll and .o file of my huffman class like this : g++ -c huffman.cpp g++ -shared -o huffman.dll huffman.o and i have also huffman.h proto f...

[4 replies] Last: i m trying to use MFC aplication to make gui for "huffman class" i ve ... (by sourena)

by Ryan Parker

quadratic equation solver

Just finished some new code and wanted to share it because mabye some people would like it, Here it is. It solves quadratic equations and puts this (x+a)(x+b) i...

[1 reply] : Thanks for sharing, you may want to put it in the source code sub cate... (by strongdrink)

by chipp

virtual function questions

why if a class has a pure virtual function, it cannot instantiate an object of its own? i read on this site tutorial, it says: because in abstract base clas...

[4 replies] Last: pure virtual does not mean you may not write definition for that virtu... (by codekiddy)

by biplav17

Returning a pointer

I am trying to return a array of random numbers and it does not work receiving: int *random = new int ; creating random: int * createrandomcolors() ...

[5 replies] Last: alright thanks! (by biplav17)

by closed account zb0S216C

GCC: Too Many Open Files

I've just compiled my test console and GCC overrode my std::cout 's and printed this: gmon.out: Too many open files I don't know where to start with this o...

[6 replies] Last: Thanks again, JLBorges. Wazzak (by closed account zb0S216C)

by matiz303

typedef

Hi, While looking at some code examples I saw the below typedef char ContactField ; Does the above mean that ContactField is an array of chars? Could s...

[14 replies] Last: hehe, I see we are picking on Microsoft now. Microsoft did what it di... (by webJose)

by tw3tye

SDL_Rect problem

void animation(SDL_Rect* nubz){ nubz.x += 32; nubz.y = 0; nubz.w = 32; nubz.h = 32; } // this next stuff is in main SDL_Rect rect1; // Pos in i...

[2 replies] Last: WOW ... I just faceplm .Going to sit in corner and cry. Thx on help. (by tw3tye)

by jpm61704

trying to get preprosceor directives correct

im writing a small game in console and i know i have my preprocessor files in the wrong place. in addition to the classes below there are 2 more Hero and Monst...

[2 replies] Last: You haven't mentioned where in the file error occurs. Also, in battle.... (by Pravesh Koirala)

by kw1991

moving data from queue to a stack?

I'm just learning about queues and stacks. I have the queue and stack working but now i need to write a function that reverses the data inside the queue. I need...

[18 replies] Last: problem solved (by kw1991)

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Beginners - January 2012 (Page 18)